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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 902-0078-001 |
| Category | Robotics |
| Performance | |
| Torque |
24.0V683.20 oz-in49.20 kg-cm4.8 N-mAverage |
| Speed |
24.0V0.30 sec/60°200.0 deg/s33.3 RPMBottom 10% |
| Running Current |
24.0V5.500 A5,500 mAAbove Average |
| Stall Current | ≤14700 A≤14700000 mAAverage |
| Rated Output Power | 100.0 W |
| Radial Load | 370.0 N |
| Physical | |
| Weight | 26.10 oz740.0 gAverage |
| Shape | Cylindrical |
| Dimensions |
L 4.25 in W — H — L 108.0 mm W — H — ∅ 2.13 in54.0 mm |
| Case Material | Metal |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Metal |
| Gear Ratio | 501.923:1 |
| Backlash | 0.100° |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 360° |
| Mechanical Limit | 360° |
| Angle Sensor | Contactless Absolute Encoder |
| Control System | RS-485 / PWM |
| Programmable | Yes |
| Resolution | 1,003,850 pulse/rev |
| MCU | ARM CORTEX-M4 |
| Operating Modes | Torque, Velocity, Position, Extended Position, PWM |
| Signal Voltage | 3.3V |
| Electrical & Environment | |
| Operating Voltage | 24–24 V |
| Temperature | -5–55 °C23–131 °F |
| Water Rating | IP54 |
| Idle Current | 40.000 A40,000 mA |
| Connectivity | |
| Wire Length | 300 mm11.81 in |
| Baud Rate | 9.6 Kbps–10.5 Mbps |
Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.
Class Comparison
| Torque | Average Stronger than 55% of 52 Custom servos at 24.0V |
| Speed | Bottom 10% Faster than 5% of 62 Custom servos at 24.0V |
| Weight | Average Lighter than 36% of 29 Digital Custom servos |
| Running Current | Above Average Lower draw than 65% of 50 Custom servos at 24.0V |
| Stall Current | Average Lower draw than 44% of 26 Digital Custom servos |
Performance Analysis
| Torque Density | 0.9232 oz-in/g 1st-highest torque density of 23 Dynamixel servos |
| Speed-to-Weight | 0.00450 (1/sec·g) Faster than 22% of 24 Dynamixel servos |
| Speed-Torque Trade-off | 204.96 2nd-highest speed-torque trade-off of 23 Dynamixel servos |
| Current-per-Torque Ratio | 21.5164 A/oz-in 4th-highest current-per-torque ratio of 23 Dynamixel servos |
| Idle-to-Running Current Ratio | 7.273 Lower idle draw than 43% of 22 Dynamixel servos |
| No-Load vs Stall Current Spread | 2,672.73 Narrower current spread than 9% of 23 Dynamixel servos |
| Voltage Range Width | 0.0 V Wider voltage range than 36% of 29 Digital Custom servos |
| Backlash-to-Range Ratio | 0.00028 2nd-highest backlash-to-range ratio of 45 Dynamixel servos |
Notes
Features a cycloidal gear reduction system and a 1,003,846 pulse/rev resolution encoder. Uses a Maxon BLDC motor.
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